Alan Shepard showed up to space training in 1959 driving his '57 Chevy Corvette. After becoming the first American in space 50 years ago this very day, GM handed over the keys to a special 1962 Corvette as thanks for his bravery. And thus began a love affair between Astronauts and Corvettes. »5/05/11 4:15pm 5/05/11 4:15pm